src/gallium/state_trackers/nine/swapchain9.c

   1 /*
   2  * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE. */
  22
  23 #include "swapchain9.h"
  24 #include "surface9.h"
  25 #include "device9.h"
  26
  27 #include "nine_helpers.h"
  28 #include "nine_pipe.h"
  29 #include "nine_dump.h"
  30
  31 #include "util/u_inlines.h"
  32 #include "util/u_surface.h"
  33 #include "hud/hud_context.h"
  34 #include "state_tracker/drm_driver.h"
  35
  36 #include "threadpool.h"
  37
  38 #define DBG_CHANNEL DBG_SWAPCHAIN
  39
  40 #define UNTESTED(n) DBG("UNTESTED point %d. Please tell if it worked\n", n)
  41
  42 HRESULT
  43 NineSwapChain9_ctor( struct NineSwapChain9 *This,
  44                      struct NineUnknownParams *pParams,
  45                      BOOL implicit,
  46                      ID3DPresent *pPresent,
  47                      D3DPRESENT_PARAMETERS *pPresentationParameters,
  48                      struct d3dadapter9_context *pCTX,
  49                      HWND hFocusWindow,
  50                      D3DDISPLAYMODEEX *mode )
  51 {
  52     HRESULT hr;
  53
  54     DBG("This=%p pDevice=%p pPresent=%p pCTX=%p hFocusWindow=%p\n",
  55         This, pParams->device, pPresent, pCTX, hFocusWindow);
  56
  57     hr = NineUnknown_ctor(&This->base, pParams);
  58     if (FAILED(hr))
  59         return hr;
  60
  61     This->screen = NineDevice9_GetScreen(This->base.device);
  62     This->pipe = NineDevice9_GetPipe(This->base.device);
  63     This->cso = NineDevice9_GetCSO(This->base.device);
  64     This->implicit = implicit;
  65     This->actx = pCTX;
  66     This->present = pPresent;
  67     This->mode = NULL;
  68
  69     ID3DPresent_AddRef(pPresent);
  70
  71     if (!pPresentationParameters->hDeviceWindow)
  72         pPresentationParameters->hDeviceWindow = hFocusWindow;
  73
  74     This->rendering_done = FALSE;
  75     This->pool = NULL;
  76     return NineSwapChain9_Resize(This, pPresentationParameters, mode);
  77 }
  78
  79 static D3DWindowBuffer *
  80 D3DWindowBuffer_create(struct NineSwapChain9 *This,
  81                        struct pipe_resource *resource,
  82                        int depth)
  83 {
  84     D3DWindowBuffer *ret;
  85     struct winsys_handle whandle;
  86     int stride, dmaBufFd;
  87
  88     memset(&whandle, 0, sizeof(whandle));
  89     whandle.type = DRM_API_HANDLE_TYPE_FD;
  90     This->screen->resource_get_handle(This->screen, resource, &whandle);
  91     stride = whandle.stride;
  92     dmaBufFd = whandle.handle;
  93     ID3DPresent_NewD3DWindowBufferFromDmaBuf(This->present,
  94                                              dmaBufFd,
  95                                              resource->width0,
  96                                              resource->height0,
  97                                              stride,
  98                                              depth,
  99                                              32,
 100                                              &ret);
 101     return ret;
 102 }
 103
 104 HRESULT
 105 NineSwapChain9_Resize( struct NineSwapChain9 *This,
 106                        D3DPRESENT_PARAMETERS *pParams,
 107                        D3DDISPLAYMODEEX *mode )
 108 {
 109     struct NineDevice9 *pDevice = This->base.device;
 110     struct NineSurface9 **bufs;
 111     D3DSURFACE_DESC desc;
 112     HRESULT hr;
 113     struct pipe_resource *resource, tmplt;
 114     enum pipe_format pf;
 115     BOOL has_present_buffers = FALSE;
 116     int depth;
 117     unsigned i, oldBufferCount, newBufferCount;
 118
 119     DBG("This=%p pParams=%p\n", This, pParams);
 120     user_assert(pParams != NULL, E_POINTER);
 121
 122     DBG("pParams(%p):\n"
 123         "BackBufferWidth: %u\n"
 124         "BackBufferHeight: %u\n"
 125         "BackBufferFormat: %s\n"
 126         "BackBufferCount: %u\n"
 127         "MultiSampleType: %u\n"
 128         "MultiSampleQuality: %u\n"
 129         "SwapEffect: %u\n"
 130         "hDeviceWindow: %p\n"
 131         "Windowed: %i\n"
 132         "EnableAutoDepthStencil: %i\n"
 133         "AutoDepthStencilFormat: %s\n"
 134         "Flags: %s\n"
 135         "FullScreen_RefreshRateInHz: %u\n"
 136         "PresentationInterval: %x\n", pParams,
 137         pParams->BackBufferWidth, pParams->BackBufferHeight,
 138         d3dformat_to_string(pParams->BackBufferFormat),
 139         pParams->BackBufferCount,
 140         pParams->MultiSampleType, pParams->MultiSampleQuality,
 141         pParams->SwapEffect, pParams->hDeviceWindow, pParams->Windowed,
 142         pParams->EnableAutoDepthStencil,
 143         d3dformat_to_string(pParams->AutoDepthStencilFormat),
 144         nine_D3DPRESENTFLAG_to_str(pParams->Flags),
 145         pParams->FullScreen_RefreshRateInHz,
 146         pParams->PresentationInterval);
 147
 148     if (pParams->SwapEffect == D3DSWAPEFFECT_COPY &&
 149         pParams->BackBufferCount > 1) {
 150         pParams->BackBufferCount = 1;
 151     }
 152
 153     if (pParams->BackBufferCount > 3) {
 154         pParams->BackBufferCount = 3;
 155     }
 156
 157     if (pParams->BackBufferCount == 0) {
 158         pParams->BackBufferCount = 1;
 159     }
 160
 161     if (pParams->BackBufferFormat == D3DFMT_UNKNOWN) {
 162         pParams->BackBufferFormat = D3DFMT_A8R8G8B8;
 163     }
 164
 165     This->desired_fences = This->actx->throttling ? This->actx->throttling_value + 1 : 0;
 166     /* +1 because we add the fence of the current buffer before popping an old one */
 167     if (This->desired_fences > DRI_SWAP_FENCES_MAX)
 168         This->desired_fences = DRI_SWAP_FENCES_MAX;
 169
 170     if (This->actx->vblank_mode == 0)
 171         pParams->PresentationInterval = D3DPRESENT_INTERVAL_IMMEDIATE;
 172     else if (This->actx->vblank_mode == 3)
 173         pParams->PresentationInterval = D3DPRESENT_INTERVAL_ONE;
 174
 175     if (mode && This->mode) {
 176         *(This->mode) = *mode;
 177     } else if (mode) {
 178         This->mode = malloc(sizeof(D3DDISPLAYMODEEX));
 179         memcpy(This->mode, mode, sizeof(D3DDISPLAYMODEEX));
 180     } else {
 181         free(This->mode);
 182         This->mode = NULL;
 183     }
 184
 185     /* Note: It is the role of the backend to fill if neccessary
 186      * BackBufferWidth and BackBufferHeight */
 187     ID3DPresent_SetPresentParameters(This->present, pParams, This->mode);
 188
 189     /* When we have flip behaviour, d3d9 expects we get back the screen buffer when we flip.
 190      * Here we don't get back the initial content of the screen. To emulate the behaviour
 191      * we allocate an additional buffer */
 192     oldBufferCount = This->params.BackBufferCount ?
 193                      (This->params.BackBufferCount +
 194                       (This->params.SwapEffect != D3DSWAPEFFECT_COPY)) : 0;
 195     newBufferCount = pParams->BackBufferCount +
 196                      (pParams->SwapEffect != D3DSWAPEFFECT_COPY);
 197
 198     pf = d3d9_to_pipe_format_checked(This->screen, pParams->BackBufferFormat,
 199                                      PIPE_TEXTURE_2D, pParams->MultiSampleType,
 200                                      PIPE_BIND_RENDER_TARGET, FALSE);
 201
 202     if (This->actx->linear_framebuffer ||
 203         (pf != PIPE_FORMAT_B8G8R8X8_UNORM &&
 204         pf != PIPE_FORMAT_B8G8R8A8_UNORM) ||
 205         pParams->SwapEffect != D3DSWAPEFFECT_DISCARD ||
 206         pParams->MultiSampleType >= 2 ||
 207         (This->actx->ref && This->actx->ref == This->screen))
 208         has_present_buffers = TRUE;
 209
 210     /* Note: the buffer depth has to match the window depth.
 211      * In practice, ARGB buffers can be used with windows
 212      * of depth 24. Windows of depth 32 are extremely rare.
 213      * So even if the buffer is ARGB, say it is depth 24.
 214      * It is common practice, for example that's how
 215      * glamor implements depth 24.
 216      * TODO: handle windows with other depths. Not possible in the short term.
 217      * For example 16 bits.*/
 218     depth = 24;
 219
 220     tmplt.target = PIPE_TEXTURE_2D;
 221     tmplt.width0 = pParams->BackBufferWidth;
 222     tmplt.height0 = pParams->BackBufferHeight;
 223     tmplt.depth0 = 1;
 224     tmplt.last_level = 0;
 225     tmplt.array_size = 1;
 226     tmplt.usage = PIPE_USAGE_DEFAULT;
 227     tmplt.flags = 0;
 228
 229     desc.Type = D3DRTYPE_SURFACE;
 230     desc.Pool = D3DPOOL_DEFAULT;
 231     desc.MultiSampleType = pParams->MultiSampleType;
 232     desc.MultiSampleQuality = 0;
 233     desc.Width = pParams->BackBufferWidth;
 234     desc.Height = pParams->BackBufferHeight;
 235
 236     if (This->pool) {
 237         _mesa_threadpool_destroy(This->pool);
 238         This->pool = NULL;
 239     }
 240     This->enable_threadpool = This->actx->thread_submit && (pParams->SwapEffect != D3DSWAPEFFECT_COPY);
 241     if (This->enable_threadpool)
 242         This->pool = _mesa_threadpool_create();
 243     if (!This->pool)
 244         This->enable_threadpool = FALSE;
 245
 246     This->tasks = REALLOC(This->tasks,
 247                           oldBufferCount * sizeof(struct threadpool_task *),
 248                           newBufferCount * sizeof(struct threadpool_task *));
 249     memset(This->tasks, 0, newBufferCount * sizeof(struct threadpool_task *));
 250
 251     for (i = 0; i < oldBufferCount; i++) {
 252         ID3DPresent_DestroyD3DWindowBuffer(This->present, This->present_handles[i]);
 253         This->present_handles[i] = NULL;
 254         if (This->present_buffers)
 255             pipe_resource_reference(&(This->present_buffers[i]), NULL);
 256     }
 257
 258     if (!has_present_buffers && This->present_buffers) {
 259         FREE(This->present_buffers);
 260         This->present_buffers = NULL;
 261     }
 262
 263     if (newBufferCount != oldBufferCount) {
 264         for (i = newBufferCount; i < oldBufferCount;
 265              ++i)
 266             NineUnknown_Detach(NineUnknown(This->buffers[i]));
 267
 268         bufs = REALLOC(This->buffers,
 269                        oldBufferCount * sizeof(This->buffers[0]),
 270                        newBufferCount * sizeof(This->buffers[0]));
 271         if (!bufs)
 272             return E_OUTOFMEMORY;
 273         This->buffers = bufs;
 274         This->present_handles = REALLOC(This->present_handles,
 275                                         oldBufferCount * sizeof(D3DWindowBuffer *),
 276                                         newBufferCount * sizeof(D3DWindowBuffer *));
 277         for (i = oldBufferCount; i < newBufferCount; ++i) {
 278             This->buffers[i] = NULL;
 279             This->present_handles[i] = NULL;
 280         }
 281     }
 282
 283     if (has_present_buffers &&
 284         (newBufferCount != oldBufferCount || !This->present_buffers)) {
 285         This->present_buffers = REALLOC(This->present_buffers,
 286                                         This->present_buffers == NULL ? 0 :
 287                                         oldBufferCount * sizeof(struct pipe_resource *),
 288                                         newBufferCount * sizeof(struct pipe_resource *));
 289         memset(This->present_buffers, 0, newBufferCount * sizeof(struct pipe_resource *));
 290     }
 291
 292     for (i = 0; i < newBufferCount; ++i) {
 293         tmplt.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_TRANSFER_READ |
 294                      PIPE_BIND_TRANSFER_WRITE | PIPE_BIND_RENDER_TARGET;
 295         tmplt.nr_samples = pParams->MultiSampleType;
 296         if (!has_present_buffers)
 297             tmplt.bind |= PIPE_BIND_SHARED | PIPE_BIND_SCANOUT | PIPE_BIND_DISPLAY_TARGET;
 298         tmplt.format = d3d9_to_pipe_format_checked(This->screen,
 299                                                    pParams->BackBufferFormat,
 300                                                    PIPE_TEXTURE_2D,
 301                                                    tmplt.nr_samples,
 302                                                    tmplt.bind, FALSE);
 303         if (tmplt.format == PIPE_FORMAT_NONE)
 304             return D3DERR_INVALIDCALL;
 305         resource = This->screen->resource_create(This->screen, &tmplt);
 306         if (!resource) {
 307             DBG("Failed to create pipe_resource.\n");
 308             return D3DERR_OUTOFVIDEOMEMORY;
 309         }
 310         if (pParams->Flags & D3DPRESENTFLAG_LOCKABLE_BACKBUFFER)
 311             resource->flags |= NINE_RESOURCE_FLAG_LOCKABLE;
 312         if (This->buffers[i]) {
 313             NineSurface9_SetResourceResize(This->buffers[i], resource);
 314             if (has_present_buffers)
 315                 pipe_resource_reference(&resource, NULL);
 316         } else {
 317             desc.Format = pParams->BackBufferFormat;
 318             desc.Usage = D3DUSAGE_RENDERTARGET;
 319             hr = NineSurface9_new(pDevice, NineUnknown(This), resource, NULL, 0,
 320                                   0, 0, &desc, &This->buffers[i]);
 321             if (has_present_buffers)
 322                 pipe_resource_reference(&resource, NULL);
 323             if (FAILED(hr)) {
 324                 DBG("Failed to create RT surface.\n");
 325                 return hr;
 326             }
 327             This->buffers[i]->base.base.forward = FALSE;
 328         }
 329         if (has_present_buffers) {
 330             tmplt.format = PIPE_FORMAT_B8G8R8X8_UNORM;
 331             tmplt.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_SHARED | PIPE_BIND_SCANOUT | PIPE_BIND_DISPLAY_TARGET;
 332             tmplt.nr_samples = 0;
 333             if (This->actx->linear_framebuffer)
 334                 tmplt.bind |= PIPE_BIND_LINEAR;
 335             if (pParams->SwapEffect != D3DSWAPEFFECT_DISCARD)
 336                 tmplt.bind |= PIPE_BIND_RENDER_TARGET;
 337             resource = This->screen->resource_create(This->screen, &tmplt);
 338             pipe_resource_reference(&(This->present_buffers[i]), resource);
 339         }
 340         This->present_handles[i] = D3DWindowBuffer_create(This, resource, depth);
 341         if (!has_present_buffers)
 342             pipe_resource_reference(&resource, NULL);
 343     }
 344     if (pParams->EnableAutoDepthStencil) {
 345         tmplt.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_TRANSFER_READ |
 346                      PIPE_BIND_TRANSFER_WRITE | PIPE_BIND_DEPTH_STENCIL;
 347         tmplt.nr_samples = pParams->MultiSampleType;
 348         tmplt.format = d3d9_to_pipe_format_checked(This->screen,
 349                                                    pParams->AutoDepthStencilFormat,
 350                                                    PIPE_TEXTURE_2D,
 351                                                    tmplt.nr_samples,
 352                                                    tmplt.bind,
 353                                                    FALSE);
 354         if (tmplt.format == PIPE_FORMAT_NONE)
 355             return D3DERR_INVALIDCALL;
 356
 357         resource = This->screen->resource_create(This->screen, &tmplt);
 358         if (!resource) {
 359             DBG("Failed to create pipe_resource for depth buffer.\n");
 360             return D3DERR_OUTOFVIDEOMEMORY;
 361         }
 362         if (This->zsbuf) {
 363             NineSurface9_SetResourceResize(This->zsbuf, resource);
 364             pipe_resource_reference(&resource, NULL);
 365         } else {
 366             /* XXX wine thinks the container of this should be the device */
 367             desc.Format = pParams->AutoDepthStencilFormat;
 368             desc.Usage = D3DUSAGE_DEPTHSTENCIL;
 369             hr = NineSurface9_new(pDevice, NineUnknown(pDevice), resource, NULL, 0,
 370                                   0, 0, &desc, &This->zsbuf);
 371             pipe_resource_reference(&resource, NULL);
 372             if (FAILED(hr)) {
 373                 DBG("Failed to create ZS surface.\n");
 374                 return hr;
 375             }
 376             This->zsbuf->base.base.forward = FALSE;
 377         }
 378     }
 379
 380     This->params = *pParams;
 381
 382     return D3D_OK;
 383 }
 384
 385 /* Throttling: code adapted from the dri state tracker */
 386
 387 /**
 388  * swap_fences_pop_front - pull a fence from the throttle queue
 389  *
 390  * If the throttle queue is filled to the desired number of fences,
 391  * pull fences off the queue until the number is less than the desired
 392  * number of fences, and return the last fence pulled.
 393  */
 394 static struct pipe_fence_handle *
 395 swap_fences_pop_front(struct NineSwapChain9 *This)
 396 {
 397     struct pipe_screen *screen = This->screen;
 398     struct pipe_fence_handle *fence = NULL;
 399
 400     if (This->desired_fences == 0)
 401         return NULL;
 402
 403     if (This->cur_fences >= This->desired_fences) {
 404         screen->fence_reference(screen, &fence, This->swap_fences[This->tail]);
 405         screen->fence_reference(screen, &This->swap_fences[This->tail++], NULL);
 406         This->tail &= DRI_SWAP_FENCES_MASK;
 407         --This->cur_fences;
 408     }
 409     return fence;
 410 }
 411
 412
 413 /**
 414  * swap_fences_see_front - same than swap_fences_pop_front without
 415  * pulling
 416  *
 417  */
 418
 419 static struct pipe_fence_handle *
 420 swap_fences_see_front(struct NineSwapChain9 *This)
 421 {
 422     struct pipe_screen *screen = This->screen;
 423     struct pipe_fence_handle *fence = NULL;
 424
 425     if (This->desired_fences == 0)
 426         return NULL;
 427
 428     if (This->cur_fences >= This->desired_fences) {
 429         screen->fence_reference(screen, &fence, This->swap_fences[This->tail]);
 430     }
 431     return fence;
 432 }
 433
 434
 435 /**
 436  * swap_fences_push_back - push a fence onto the throttle queue at the back
 437  *
 438  * push a fence onto the throttle queue and pull fences of the queue
 439  * so that the desired number of fences are on the queue.
 440  */
 441 static void
 442 swap_fences_push_back(struct NineSwapChain9 *This,
 443                       struct pipe_fence_handle *fence)
 444 {
 445     struct pipe_screen *screen = This->screen;
 446
 447     if (!fence || This->desired_fences == 0)
 448         return;
 449
 450     while(This->cur_fences == This->desired_fences)
 451         swap_fences_pop_front(This);
 452
 453     This->cur_fences++;
 454     screen->fence_reference(screen, &This->swap_fences[This->head++],
 455                             fence);
 456     This->head &= DRI_SWAP_FENCES_MASK;
 457 }
 458
 459
 460 /**
 461  * swap_fences_unref - empty the throttle queue
 462  *
 463  * pulls fences of the throttle queue until it is empty.
 464  */
 465 static void
 466 swap_fences_unref(struct NineSwapChain9 *This)
 467 {
 468     struct pipe_screen *screen = This->screen;
 469
 470     while(This->cur_fences) {
 471         screen->fence_reference(screen, &This->swap_fences[This->tail++], NULL);
 472         This->tail &= DRI_SWAP_FENCES_MASK;
 473         --This->cur_fences;
 474     }
 475 }
 476
 477 void
 478 NineSwapChain9_dtor( struct NineSwapChain9 *This )
 479 {
 480     unsigned i;
 481
 482     DBG("This=%p\n", This);
 483
 484     if (This->pool)
 485         _mesa_threadpool_destroy(This->pool);
 486
 487     if (This->buffers) {
 488         for (i = 0; i < This->params.BackBufferCount; i++) {
 489             NineUnknown_Release(NineUnknown(This->buffers[i]));
 490             ID3DPresent_DestroyD3DWindowBuffer(This->present, This->present_handles[i]);
 491             if (This->present_buffers)
 492                 pipe_resource_reference(&(This->present_buffers[i]), NULL);
 493         }
 494         FREE(This->buffers);
 495         FREE(This->present_buffers);
 496     }
 497     if (This->zsbuf)
 498         NineUnknown_Destroy(NineUnknown(This->zsbuf));
 499
 500     if (This->present)
 501         ID3DPresent_Release(This->present);
 502
 503     swap_fences_unref(This);
 504     NineUnknown_dtor(&This->base);
 505 }
 506
 507 static void
 508 create_present_buffer( struct NineSwapChain9 *This,
 509                        unsigned int width, unsigned int height,
 510                        struct pipe_resource **resource,
 511                        D3DWindowBuffer **present_handle)
 512 {
 513     struct pipe_resource tmplt;
 514
 515     tmplt.target = PIPE_TEXTURE_2D;
 516     tmplt.width0 = width;
 517     tmplt.height0 = height;
 518     tmplt.depth0 = 1;
 519     tmplt.last_level = 0;
 520     tmplt.array_size = 1;
 521     tmplt.usage = PIPE_USAGE_DEFAULT;
 522     tmplt.flags = 0;
 523     tmplt.format = PIPE_FORMAT_B8G8R8X8_UNORM;
 524     tmplt.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_TRANSFER_READ |
 525                  PIPE_BIND_TRANSFER_WRITE | PIPE_BIND_RENDER_TARGET |
 526                  PIPE_BIND_SHARED | PIPE_BIND_SCANOUT | PIPE_BIND_DISPLAY_TARGET;
 527     tmplt.nr_samples = 0;
 528     if (This->actx->linear_framebuffer)
 529         tmplt.bind |= PIPE_BIND_LINEAR;
 530     *resource = This->screen->resource_create(This->screen, &tmplt);
 531
 532     *present_handle = D3DWindowBuffer_create(This, *resource, 24);
 533 }
 534
 535 static void
 536 handle_draw_cursor_and_hud( struct NineSwapChain9 *This, struct pipe_resource *resource)
 537 {
 538     struct NineDevice9 *device = This->base.device;
 539     struct pipe_blit_info blit;
 540
 541     if (device->cursor.software && device->cursor.visible && device->cursor.w) {
 542         blit.src.resource = device->cursor.image;
 543         blit.src.level = 0;
 544         blit.src.format = device->cursor.image->format;
 545         blit.src.box.x = 0;
 546         blit.src.box.y = 0;
 547         blit.src.box.z = 0;
 548         blit.src.box.depth = 1;
 549         blit.src.box.width = device->cursor.w;
 550         blit.src.box.height = device->cursor.h;
 551
 552         blit.dst.resource = resource;
 553         blit.dst.level = 0;
 554         blit.dst.format = resource->format;
 555         blit.dst.box.z = 0;
 556         blit.dst.box.depth = 1;
 557
 558         blit.mask = PIPE_MASK_RGBA;
 559         blit.filter = PIPE_TEX_FILTER_NEAREST;
 560         blit.scissor_enable = FALSE;
 561
 562         ID3DPresent_GetCursorPos(This->present, &device->cursor.pos);
 563
 564         /* NOTE: blit messes up when box.x + box.width < 0, fix driver */
 565         blit.dst.box.x = MAX2(device->cursor.pos.x, 0) - device->cursor.hotspot.x;
 566         blit.dst.box.y = MAX2(device->cursor.pos.y, 0) - device->cursor.hotspot.y;
 567         blit.dst.box.width = blit.src.box.width;
 568         blit.dst.box.height = blit.src.box.height;
 569
 570         DBG("Blitting cursor(%ux%u) to (%i,%i).\n",
 571             blit.src.box.width, blit.src.box.height,
 572             blit.dst.box.x, blit.dst.box.y);
 573
 574         This->pipe->blit(This->pipe, &blit);
 575     }
 576
 577     if (device->hud && resource) {
 578         hud_draw(device->hud, resource); /* XXX: no offset */
 579         /* HUD doesn't clobber stipple */
 580         NineDevice9_RestoreNonCSOState(device, ~0x2);
 581     }
 582 }
 583
 584 struct end_present_struct {
 585     struct pipe_screen *screen;
 586     struct pipe_fence_handle *fence_to_wait;
 587     ID3DPresent *present;
 588     D3DWindowBuffer *present_handle;
 589     HWND hDestWindowOverride;
 590 };
 591
 592 static void work_present(void *data)
 593 {
 594     struct end_present_struct *work = data;
 595     if (work->fence_to_wait) {
 596         (void) work->screen->fence_finish(work->screen, work->fence_to_wait, PIPE_TIMEOUT_INFINITE);
 597         work->screen->fence_reference(work->screen, &(work->fence_to_wait), NULL);
 598     }
 599     ID3DPresent_PresentBuffer(work->present, work->present_handle, work->hDestWindowOverride, NULL, NULL, NULL, 0);
 600     free(work);
 601 }
 602
 603 static void pend_present(struct NineSwapChain9 *This,
 604                          HWND hDestWindowOverride)
 605 {
 606     struct end_present_struct *work = calloc(1, sizeof(struct end_present_struct));
 607
 608     work->screen = This->screen;
 609     work->fence_to_wait = swap_fences_pop_front(This);
 610     work->present = This->present;
 611     work->present_handle = This->present_handles[0];
 612     work->hDestWindowOverride = hDestWindowOverride;
 613     This->tasks[0] = _mesa_threadpool_queue_task(This->pool, work_present, work);
 614
 615     return;
 616 }
 617
 618 static INLINE HRESULT
 619 present( struct NineSwapChain9 *This,
 620          const RECT *pSourceRect,
 621          const RECT *pDestRect,
 622          HWND hDestWindowOverride,
 623          const RGNDATA *pDirtyRegion,
 624          DWORD dwFlags )
 625 {
 626     struct pipe_resource *resource;
 627     struct pipe_fence_handle *fence;
 628     HRESULT hr;
 629     struct pipe_blit_info blit;
 630
 631     DBG("present: This=%p pSourceRect=%p pDestRect=%p "
 632         "pDirtyRegion=%p hDestWindowOverride=%p"
 633         "dwFlags=%d resource=%p\n",
 634         This, pSourceRect, pDestRect, pDirtyRegion,
 635         hDestWindowOverride, (int)dwFlags, This->buffers[0]->base.resource);
 636
 637     if (pSourceRect)
 638         DBG("pSourceRect = (%u..%u)x(%u..%u)\n",
 639             pSourceRect->left, pSourceRect->right,
 640             pSourceRect->top, pSourceRect->bottom);
 641     if (pDestRect)
 642         DBG("pDestRect = (%u..%u)x(%u..%u)\n",
 643             pDestRect->left, pDestRect->right,
 644             pDestRect->top, pDestRect->bottom);
 645
 646     /* TODO: in the case the source and destination rect have different size:
 647      * We need to allocate a new buffer, and do a blit to it to resize.
 648      * We can't use the present_buffer for that since when we created it,
 649      * we couldn't guess which size would have been needed.
 650      * If pDestRect or pSourceRect is null, we have to check the sizes
 651      * from the source size, and the destination window size.
 652      * In this case, either resize rngdata, or pass NULL instead
 653      */
 654     /* Note: This->buffers[0]->level should always be 0 */
 655
 656     if (This->rendering_done)
 657         goto bypass_rendering;
 658
 659     resource = This->buffers[0]->base.resource;
 660
 661     if (This->params.SwapEffect == D3DSWAPEFFECT_DISCARD)
 662         handle_draw_cursor_and_hud(This, resource);
 663
 664     if (This->present_buffers) {
 665         blit.src.resource = resource;
 666         blit.src.level = 0;
 667         blit.src.format = resource->format;
 668         blit.src.box.z = 0;
 669         blit.src.box.depth = 1;
 670         blit.src.box.x = 0;
 671         blit.src.box.y = 0;
 672         blit.src.box.width = resource->width0;
 673         blit.src.box.height = resource->height0;
 674
 675         resource = This->present_buffers[0];
 676
 677         blit.dst.resource = resource;
 678         blit.dst.level = 0;
 679         blit.dst.format = resource->format;
 680         blit.dst.box.z = 0;
 681         blit.dst.box.depth = 1;
 682         blit.dst.box.x = 0;
 683         blit.dst.box.y = 0;
 684         blit.dst.box.width = resource->width0;
 685         blit.dst.box.height = resource->height0;
 686
 687         blit.mask = PIPE_MASK_RGBA;
 688         blit.filter = PIPE_TEX_FILTER_NEAREST;
 689         blit.scissor_enable = FALSE;
 690
 691         This->pipe->blit(This->pipe, &blit);
 692     }
 693
 694     if (This->params.SwapEffect != D3DSWAPEFFECT_DISCARD)
 695         handle_draw_cursor_and_hud(This, resource);
 696
 697     fence = NULL;
 698     This->pipe->flush(This->pipe, &fence, PIPE_FLUSH_END_OF_FRAME);
 699     if (fence) {
 700         swap_fences_push_back(This, fence);
 701         This->screen->fence_reference(This->screen, &fence, NULL);
 702     }
 703
 704     This->rendering_done = TRUE;
 705 bypass_rendering:
 706
 707     if (dwFlags & D3DPRESENT_DONOTWAIT) {
 708         UNTESTED(2);
 709         BOOL still_draw = FALSE;
 710         fence = swap_fences_see_front(This);
 711         if (fence) {
 712             still_draw = !This->screen->fence_signalled(This->screen, fence);
 713             This->screen->fence_reference(This->screen, &fence, NULL);
 714         }
 715         if (still_draw)
 716             return D3DERR_WASSTILLDRAWING;
 717     }
 718
 719     if (This->present_buffers)
 720         resource = This->present_buffers[0];
 721     else
 722         resource = This->buffers[0]->base.resource;
 723     This->pipe->flush_resource(This->pipe, resource);
 724
 725     if (!This->enable_threadpool) {
 726         This->tasks[0]=NULL;
 727         fence = swap_fences_pop_front(This);
 728         if (fence) {
 729             (void) This->screen->fence_finish(This->screen, fence, PIPE_TIMEOUT_INFINITE);
 730             This->screen->fence_reference(This->screen, &fence, NULL);
 731         }
 732
 733         hr = ID3DPresent_PresentBuffer(This->present, This->present_handles[0], hDestWindowOverride, pSourceRect, pDestRect, pDirtyRegion, dwFlags);
 734
 735         if (FAILED(hr)) { UNTESTED(3);return hr; }
 736     } else {
 737         pend_present(This, hDestWindowOverride);
 738     }
 739     This->rendering_done = FALSE;
 740
 741     return D3D_OK;
 742 }
 743
 744 HRESULT WINAPI
 745 NineSwapChain9_Present( struct NineSwapChain9 *This,
 746                         const RECT *pSourceRect,
 747                         const RECT *pDestRect,
 748                         HWND hDestWindowOverride,
 749                         const RGNDATA *pDirtyRegion,
 750                         DWORD dwFlags )
 751 {
 752     struct pipe_resource *res = NULL;
 753     D3DWindowBuffer *handle_temp;
 754     struct threadpool_task *task_temp;
 755     int i;
 756     HRESULT hr = present(This, pSourceRect, pDestRect,
 757                          hDestWindowOverride, pDirtyRegion, dwFlags);
 758
 759     DBG("This=%p pSourceRect=%p pDestRect=%p hDestWindowOverride=%p "
 760         "pDirtyRegion=%p dwFlags=%d\n",
 761         This, pSourceRect, pDestRect, hDestWindowOverride,
 762         pDirtyRegion,dwFlags);
 763
 764     if (hr == D3DERR_WASSTILLDRAWING)
 765         return hr;
 766
 767     switch (This->params.SwapEffect) {
 768         case D3DSWAPEFFECT_FLIP:
 769             UNTESTED(4);
 770         case D3DSWAPEFFECT_DISCARD:
 771             /* rotate the queue */;
 772             pipe_resource_reference(&res, This->buffers[0]->base.resource);
 773             for (i = 1; i <= This->params.BackBufferCount; i++) {
 774                 NineSurface9_SetResourceResize(This->buffers[i - 1],
 775                                                This->buffers[i]->base.resource);
 776             }
 777             NineSurface9_SetResourceResize(
 778                 This->buffers[This->params.BackBufferCount], res);
 779             pipe_resource_reference(&res, NULL);
 780
 781             if (This->present_buffers) {
 782                 pipe_resource_reference(&res, This->present_buffers[0]);
 783                 for (i = 1; i <= This->params.BackBufferCount; i++)
 784                     pipe_resource_reference(&(This->present_buffers[i-1]), This->present_buffers[i]);
 785                 pipe_resource_reference(&(This->present_buffers[This->params.BackBufferCount]), res);
 786                 pipe_resource_reference(&res, NULL);
 787             }
 788
 789             handle_temp = This->present_handles[0];
 790             for (i = 1; i <= This->params.BackBufferCount; i++) {
 791                 This->present_handles[i-1] = This->present_handles[i];
 792             }
 793             This->present_handles[This->params.BackBufferCount] = handle_temp;
 794             task_temp = This->tasks[0];
 795             for (i = 1; i <= This->params.BackBufferCount; i++) {
 796                 This->tasks[i-1] = This->tasks[i];
 797             }
 798             This->tasks[This->params.BackBufferCount] = task_temp;
 799             break;
 800
 801         case D3DSWAPEFFECT_COPY:
 802             UNTESTED(5);
 803             /* do nothing */
 804             break;
 805
 806         case D3DSWAPEFFECT_OVERLAY:
 807             /* XXX not implemented */
 808             break;
 809
 810         case D3DSWAPEFFECT_FLIPEX:
 811             /* XXX not implemented */
 812             break;
 813     }
 814
 815     if (This->tasks[0])
 816         _mesa_threadpool_wait_for_task(This->pool, &(This->tasks[0]));
 817
 818     ID3DPresent_WaitBufferReleased(This->present, This->present_handles[0]);
 819
 820     This->base.device->state.changed.group |= NINE_STATE_FB;
 821     nine_update_state(This->base.device, NINE_STATE_FB);
 822
 823     return hr;
 824 }
 825
 826 HRESULT WINAPI
 827 NineSwapChain9_GetFrontBufferData( struct NineSwapChain9 *This,
 828                                    IDirect3DSurface9 *pDestSurface )
 829 {
 830     struct NineSurface9 *dest_surface = NineSurface9(pDestSurface);
 831     struct NineDevice9 *pDevice = This->base.device;
 832     unsigned int width, height;
 833     struct pipe_resource *temp_resource;
 834     struct NineSurface9 *temp_surface;
 835     D3DWindowBuffer *temp_handle;
 836     D3DSURFACE_DESC desc;
 837     HRESULT hr;
 838
 839     DBG("GetFrontBufferData: This=%p pDestSurface=%p\n",
 840         This, pDestSurface);
 841
 842     width = dest_surface->desc.Width;
 843     height = dest_surface->desc.Height;
 844
 845     /* Note: front window size and destination size are supposed
 846      * to match. However it's not very clear what should get taken in Windowed
 847      * mode. It may need a fix */
 848     create_present_buffer(This, width, height, &temp_resource, &temp_handle);
 849
 850     desc.Type = D3DRTYPE_SURFACE;
 851     desc.Pool = D3DPOOL_DEFAULT;
 852     desc.MultiSampleType = D3DMULTISAMPLE_NONE;
 853     desc.MultiSampleQuality = 0;
 854     desc.Width = width;
 855     desc.Height = height;
 856     /* NineSurface9_CopySurface needs same format. */
 857     desc.Format = dest_surface->desc.Format;
 858     desc.Usage = D3DUSAGE_RENDERTARGET;
 859     hr = NineSurface9_new(pDevice, NineUnknown(This), temp_resource, NULL, 0,
 860                           0, 0, &desc, &temp_surface);
 861     pipe_resource_reference(&temp_resource, NULL);
 862     if (FAILED(hr)) {
 863         DBG("Failed to create temp FrontBuffer surface.\n");
 864         return hr;
 865     }
 866
 867     ID3DPresent_FrontBufferCopy(This->present, temp_handle);
 868
 869     NineSurface9_CopySurface(dest_surface, temp_surface, NULL, NULL);
 870
 871     ID3DPresent_DestroyD3DWindowBuffer(This->present, temp_handle);
 872     NineUnknown_Destroy(NineUnknown(temp_surface));
 873
 874     return D3D_OK;
 875 }
 876
 877 HRESULT WINAPI
 878 NineSwapChain9_GetBackBuffer( struct NineSwapChain9 *This,
 879                               UINT iBackBuffer,
 880                               D3DBACKBUFFER_TYPE Type,
 881                               IDirect3DSurface9 **ppBackBuffer )
 882 {
 883     DBG("GetBackBuffer: This=%p iBackBuffer=%d Type=%d ppBackBuffer=%p\n",
 884         This, iBackBuffer, Type, ppBackBuffer);
 885     (void)user_error(Type == D3DBACKBUFFER_TYPE_MONO);
 886     user_assert(iBackBuffer < This->params.BackBufferCount, D3DERR_INVALIDCALL);
 887     user_assert(ppBackBuffer != NULL, E_POINTER);
 888
 889     NineUnknown_AddRef(NineUnknown(This->buffers[iBackBuffer]));
 890     *ppBackBuffer = (IDirect3DSurface9 *)This->buffers[iBackBuffer];
 891     return D3D_OK;
 892 }
 893
 894 HRESULT WINAPI
 895 NineSwapChain9_GetRasterStatus( struct NineSwapChain9 *This,
 896                                 D3DRASTER_STATUS *pRasterStatus )
 897 {
 898     DBG("GetRasterStatus: This=%p pRasterStatus=%p\n",
 899         This, pRasterStatus);
 900     user_assert(pRasterStatus != NULL, E_POINTER);
 901     return ID3DPresent_GetRasterStatus(This->present, pRasterStatus);
 902 }
 903
 904 HRESULT WINAPI
 905 NineSwapChain9_GetDisplayMode( struct NineSwapChain9 *This,
 906                                D3DDISPLAYMODE *pMode )
 907 {
 908     D3DDISPLAYMODEEX mode;
 909     D3DDISPLAYROTATION rot;
 910     HRESULT hr;
 911
 912     DBG("GetDisplayMode: This=%p pMode=%p\n",
 913         This, pMode);
 914     user_assert(pMode != NULL, E_POINTER);
 915
 916     hr = ID3DPresent_GetDisplayMode(This->present, &mode, &rot);
 917     if (SUCCEEDED(hr)) {
 918         pMode->Width = mode.Width;
 919         pMode->Height = mode.Height;
 920         pMode->RefreshRate = mode.RefreshRate;
 921         pMode->Format = mode.Format;
 922     }
 923     return hr;
 924 }
 925
 926 HRESULT WINAPI
 927 NineSwapChain9_GetPresentParameters( struct NineSwapChain9 *This,
 928                                      D3DPRESENT_PARAMETERS *pPresentationParameters )
 929 {
 930     DBG("GetPresentParameters: This=%p pPresentationParameters=%p\n",
 931         This, pPresentationParameters);
 932     user_assert(pPresentationParameters != NULL, E_POINTER);
 933     *pPresentationParameters = This->params;
 934     return D3D_OK;
 935 }
 936
 937 IDirect3DSwapChain9Vtbl NineSwapChain9_vtable = {
 938     (void *)NineUnknown_QueryInterface,
 939     (void *)NineUnknown_AddRef,
 940     (void *)NineUnknown_Release,
 941     (void *)NineSwapChain9_Present,
 942     (void *)NineSwapChain9_GetFrontBufferData,
 943     (void *)NineSwapChain9_GetBackBuffer,
 944     (void *)NineSwapChain9_GetRasterStatus,
 945     (void *)NineSwapChain9_GetDisplayMode,
 946     (void *)NineUnknown_GetDevice, /* actually part of SwapChain9 iface */
 947     (void *)NineSwapChain9_GetPresentParameters
 948 };
 949
 950 static const GUID *NineSwapChain9_IIDs[] = {
 951     &IID_IDirect3DSwapChain9,
 952     &IID_IUnknown,
 953     NULL
 954 };
 955
 956 HRESULT
 957 NineSwapChain9_new( struct NineDevice9 *pDevice,
 958                     BOOL implicit,
 959                     ID3DPresent *pPresent,
 960                     D3DPRESENT_PARAMETERS *pPresentationParameters,
 961                     struct d3dadapter9_context *pCTX,
 962                     HWND hFocusWindow,
 963                     struct NineSwapChain9 **ppOut )
 964 {
 965     NINE_DEVICE_CHILD_NEW(SwapChain9, ppOut, pDevice, /* args */
 966                           implicit, pPresent, pPresentationParameters,
 967                           pCTX, hFocusWindow, NULL);
 968 }